william left monday night, looking pensive. in the early hours of tuesday, the australians call the hospital switchboard. >> hello, good morning. >> hello, there. could i still -- christ -- could i please speak to kate, my granddaughter? >> yes, hold on man. >> are they putting us through? >> yes. >> if this works, it is the easiest prank call we have ever made. >> in the ensuing conversation, which we are not broadcasting, a nurse gave details about kdot condition. like any patient, she is entitled to confidentiality. the hospital released a statement this morning that it regretted the incident. this was a jewish -- foolish prank call -- this was a foolish pranks call. the call should never have got through. >> the call should have been put through to the contactor be at the time. it should not have gone through to a member of the nursing staff at the hospital. >> they said they were sorry and wished kate well. she has had more visitors than before. her brother and sister arrived this afternoon. her mother came to be with her